They're going around to different schools in Tulare County preparing staff and students for devastating scenarios. Scenarios like the Las Vegas Shooting.

The program was created by the Department of Homeland Security.

By the end of the day, about 200 teens with the Academy of Health Sciences will be certified.

"People need to be aware of how to stop bleeding and save as many people as they can and be well informed on how to do that," said Senior Chandler Dion. "It something that everyone should learn how to do and I fell like it is necessary in today's world."

The program started in early September.

By the end of the year, the program will teach about 800 staff and students how to stop the bleeding.